20119935

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2079

約数の個数: 32

約数和(自身を含む): 35712000

約数和(自身を除く): 15592065

約数列:

[1, 3, 5, 11, 15, 33, 55, 61, 165, 183, 305, 671, 915, 1999, 2013, 3355, 5997, 9995, 10065, 21989, 29985, 65967, 109945, 121939, 329835, 365817, 609695, 1341329, 1829085, 4023987, 6706645, 20119935]

約数ペア:

[(1, 20119935), (3, 6706645), (5, 4023987), (11, 1829085), (15, 1341329), (33, 609695), (55, 365817), (61, 329835), (165, 121939), (183, 109945), (305, 65967), (671, 29985), (915, 21989), (1999, 10065), (2013, 9995), (3355, 5997)]